package com.zw.demo01.handler;

import org.springframework.security.core.AuthenticationException;
import org.springframework.security.web.authentication.AuthenticationFailureHandler;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;

/**
 * @ClassName: MyFailureHandler
 * @Description TODO
 * @Author: zzw
 * @Date: 2023/4/3 09:50
 * @Version 1.0.0
 */
public class MyFailureHandler implements AuthenticationFailureHandler {
    @Override
    public void onAuthenticationFailure(HttpServletRequest request, HttpServletResponse response, AuthenticationException exception) throws IOException, ServletException {

        response.setContentType("application/json;charset=utf-8");
        PrintWriter writer = response.getWriter();
        writer.write("账户或密码错误");
        writer.flush();
        writer.close();
    }
}
